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which of the following is a redox reacti...

which of the following is a redox reaction ?

A

`NaCl +KNO_(3) rarr NaNO_(3) +KCl`

B

`CaC_(2)O_(4) +2HCl rarr CaCl_(2) +H_(2)C_(2)O_(4)`

C

`Mg(OH)_(2) +2NH_(4)Cl rarr MgCl_(2) +2NH_(4)OH`

D

`Zn + 2Ag CN rarr 2Ag +Zn (CN)_(2)`

Text Solution

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The correct Answer is:
D
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